<script>
    var initZS = function () {
        play_in();
        $(".zhuangshi").show();
    }

    var hideZS = function () {
        $(".zhuangshi.z-1").removeClass("fadeInLeftBig");
        $(".zhuangshi.z-2").removeClass("fadeInRightBig");
        $(".zhuangshi.z-3").removeClass("fadeInLeftBig");
        $(".zhuangshi.z-4").removeClass("fadeInRightBig");
        setTimeout(function () {
            $(".zhuangshi.z-1").addClass("fadeOutLeftBig");
            $(".zhuangshi.z-2").addClass("fadeOutRightBig");
            $(".zhuangshi.z-3").addClass("fadeOutLeftBig");
            $(".zhuangshi.z-4").addClass("fadeOutRightBig");
        }, 200);
    }

    var showZS = function () {
        $(".zhuangshi.z-1").removeClass("fadeOutLeftBig");
        $(".zhuangshi.z-2").removeClass("fadeOutRightBig");
        $(".zhuangshi.z-3").removeClass("fadeOutLeftBig");
        $(".zhuangshi.z-4").removeClass("fadeOutRightBig");
        setTimeout(function () {
            $(".zhuangshi.z-1").addClass("fadeInLeftBig");
            $(".zhuangshi.z-2").addClass("fadeInRightBig");
            $(".zhuangshi.z-3").addClass("fadeInLeftBig");
            $(".zhuangshi.z-4").addClass("fadeInRightBig");
        }, 200);
    }
</script>